Follow County of Oregon, Alton MO Health Department Missouri’s immunization program is working to stop the spread of vaccine-preventable diseases by providing vaccines Read more... 4 Market St. : 8:00 am - 5:00 pmMon8:00 am - 5:00 pmTue8:00 am - 5:00 pmWed8:00 am - 5:00 pmThu8:00 am - 5:00 pmFri8:00 am - 5:00 pmSatClosedSunClosed
